Term:Intrusion Detection and Prevention System

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NIST IR 7511 Draft r1

Intrusion Detection and Prevention System (IDPS) - the capability to monitor a system or network for unauthorized or malicious activities. An intrusion prevention system actively protects the target system or network against these activities.

NIST SP 800-61r1

Intrusion Detection and Prevention System (IDPS) - Software that automates the process of monitoring the events occurring in a computer system or network and analyzing them for signs of possible incidents and attempting to stop detected possible incidents.